Finding the Third Proportional to 38,940 and 63,270

Step by Step Solution

1. Step 1: Write the proportion equation
   38,940 : 63,270 = 63,270 : x
2. Step 2: Convert to fraction form
   38,940/63,270 = 63,270/x
3. Step 3: Cross multiply
   38,940x = 63,270 × 63,270
4. Step 4: Simplify right side
   38,940x = 4,003,092,900
5. Step 5: Solve for x
   x = 4,003,092,900/38,940
6. Step 6: Final answer
   x = 102,801.56